科学发明,想必都要经过一番冥思苦想,然后豁然开朗的过程,其间的艰辛与反复必不可少,甚至还有世人乃至亲人的嘲讽、不理解,对发明人施以精神的压力与折磨。那么,有没有很轻松的发明呢?有!灵光一闪,毫不费力地开创一项新鲜事物的事还真不少,接下来就要为你举几个“偶然发明”的例子,但是,我要说:这个世界上,永远没有纯粹的偶尔! The invention of science must have gone through a period of hard thinking, and then the process of becoming clear and energetic, the hardships and repetitions of which were indispensable, and even the ridicule and incomprehension of the world and even their loved ones, exerting spiritual pressure and torture on the inventor. So, is there a very easy invention? There are really a lot of things that happen in a flash and effortlessly to create something new. Next, we will give you some examples of “accidental inventions,” but, I want to say: In this world, there will never be pure occasional!